While You Were Sleeping

Season 1

Can tragedies be avoided if they can be foreseen? In life, we witness small and big events. What would happen if someone can foresee every single event?

Lee Jong-suk

Lee Jong-suk (Korean: 이종석, born September 14, 1989) is a South Korean actor and model. He debuted in 2005 as a runway model, becoming the youngest male model ever to participate in Seoul Fashion Week. Lee's breakthrough role was in School 2013 (2012). He is also well known for his roles in I Can Hear Your Voice (2013), Doctor Stranger (2014), Pinocchio (2014), W (2016), While You Were Sleeping (2017), The Hymn of Death (2018) and Romance Is a Bonus Book (2019).

Bae Suzy

Bae Su-ji (배수지), also known as Suzy (수지), is a South Korean singer, actress, model, and MC. Before debuting, she was an online shopping model. She debuted in the Chinese-Korean girl group "Miss A" under JYP Entertainment alongside with AQ Entertainment in 2010 with the single "Bad Girl Good Girl". On December 27, 2017, JYP Entertainment announced that Miss A had disbanded. On March 31, 2019, Suzy left JYP Entertainment following the expiration of her contract and signed a contract with the acting agency, Management SOOP.

Jung Hae-in

Jung Hae-in (Hangul: 정해인; born April 1, 1988) is a South Korean actor. Jung Hae-in is a professional actor. The prominent Korean actor made his first appearance in AOA Black’s music video for Moya in the year 2013. He later officially debuted through the TV series Bride of the Century the next year, i.e. 2014. The actor then starred in small roles and made several cameo appearances for various TV series and films from 2014 to 2016. Some of the most memorable appearances were in Guardian: The Lonely and Great God as the lead character played by actress Kim Go-Eun’s first love and in Reply 1988 as Bo-young. In the year 2017, Jung Hae-in gained international popularity with his performance in the fantasy romance series While You Were Sleeping. During this time, Jung Hae-in ranked as the Number 1 searched term on the Korean portal site “Naver”. He also appeared in two historical movies titled The King’s Case Note and Conspiracy: Age of Rebellion in the year 2017. Likewise, Hae-in appeared in the black comedy series Prison Playbook in which the actor received a lot of praise for his performance. Hae-in played the role of an imprisoned Army captain convicted of assaulting a soldier in his unit who later died. In the year 2018, Jung Hae-in also starred in another historical film Heung-boo: The Revolutionist. In this film, Hae-in portrayed the character of King Heonjong. He then landed his first lead role in the romance drama Something in the Rain alongside actress Son Ye-jin. He later starred in the period romance film Tune in for Love alongside actress Kim Go Eun. Additionally, in the year 2019, Jung Hae-in starred in the youth film Start-Up. For this project, the actor played the role of a school dropout who ends up in a gang. The same year, Hae-in also appeared in the romance drama One Spring Night alongside Han Ji-min. For this project, he worked with the same director and writer of Something in the Rain. In the year 2020, the actor starred in the romance drama A Piece of Your Mind alongside actress Chae Soo-bin in the lead female role. The same year, Hae-in joined on JTBC drama Snowdrop alongside Kim Ji-soo. This project is directed by the writer and producer of SKY Castle.

Ko Sung-hee

Ko Sung-hee (Hangul: 고성희; born June 21, 1990) is a South Korean actress. She is best known for her leading roles in Diary of a Night Watchman (2014) and My Holo Love (2020). She has also starred in While You Were Sleeping (2017) and Mother (2018).

Lee Sang-yeob

Lee Sang Yeop is a South Korean actor, he made his acting debut in the 2007 television drama “A Happy Woman.” He is best known for starring in the sitcom I Live in Cheongdam-dong (2011), the melodrama The Innocent Man (2012), the period drama Jang Ok Jung, Living by Love (2013), and the fantasy drama While You Were Sleeping (2017). Lee was cast in his first leading role in the weekend drama Give Love Away. Lee is the only grandson of the former Dongguk Jaekang chairman Kim Jong Jin.

Kim Won-hae

Kim Won-hae (김원해) is a South Korean actor.

Lee Ki-young

Lee Ki-young (이기영) is a South Korean actor.

Park Jin-joo

Park Jin Joo is a South Korean actress. she made her acting debut in the hit 2011 film “Sunny.” She went on to star in many popular films and television dramas. She won Best Supporting Actress in SBS Drama Awards 2017 for her role in Reunited Worlds. (Source: Viki, Wiki)

Min Sung-wook

Min Sung Wook is an actor with many supporting cast under his belt. He is under J-Wide Company. He graduated from Yong In University - Dept. of Theater and Film. His popular dramas are Pinocchio, I Remember You and Six Flying Dragons.

Bae Hae-sun

Bae Hae Sun is a South Korean actress. She made her debut as an actress in 2002. Since her debut, she has appeared in several films and television dramas including, “Judge vs. Judge” (2017), “A Pledge to God” (2018), and “On Your Wedding Day” (2018).